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Divisibility
Page 3
Questions (531)
Prove that: (12^13–12^12+12^11)(11^9–11^8+11^7) is divisible by 3, 7, 19, and 37.
7 answers
asked by
Helen
1,344 views
Question1: find the least perfect squared number that is divisible by 12, 16,20 and 24
9 answers
asked by
Noor
3,042 views
A Number N Divides Each Of 17 And 30 With The Same Remainder In Each Case. What Is The Largest Value N Can Have?
5 answers
asked by
John
1,255 views
Adrian said that any 2 digit number with 2 identical,digits is divisible by 11. Do you agree? Explain.
4 answers
asked by
Ray
567 views
Find the greatest number such that
x172y is divisible by 45
3 answers
asked by
picklepeter
434 views
What is a number between 50 to 70 and divisible by 3 and 5
4 answers
asked by
Anonymous
1,975 views
There are 50 lockers, numbered 1 throught 50, in a short hall at Phillips Middle School. Mr. Giannetti hid trears for his class
4 answers
asked by
Claire
1,148 views
How would I find the smallest three digit number that is divisible by exactly three different prime numbers? My friend says the
6 answers
asked by
Kyle
1,611 views
how many positive integers not exceeding 2001 are multiples of 3 or 4 but not 5
4 answers
asked by
ooooookkkkkk
839 views
Prove the following statements by mathematical induction.
57 divides 7^(n + 2) + 8^(2n + 1), for n ∈ Z+
3 answers
asked by
Nate
456 views
if x + y is divisible by 0, which of the following expressions must also be divisible by:
a. x/y + 9 b. (9x) + y c. x + (9y) d.
4 answers
asked by
Thisisslimshady
304 views
Prove that, 36^7−6^13 is divisible by 30.
3 answers
asked by
Helen
1,068 views
What is the sum of all the numbers less than 496 that devise equally into 496
3 answers
asked by
Julia
975 views
Which Digit(s) makes 3,71[_] divisible by 3?
a. 3 only b. 7 only c. 1 only d. 1,4, and 7 i really need help it counts as my
7 answers
asked by
Dark Unicorn
1,871 views
find the largest number that will divide 220,313,and 716 leaving remainder 3 in each case?
4 answers
asked by
Anonymous
2,793 views
Given that the number 1372x413 is divisible by 11, where x is a digit, then the value of x is
To find if number is divisible by
4 answers
asked by
poorvi
3,155 views
How many three-digit counting numbers
are exactly divisible by 6 but not also exactly divisible by 9?
4 answers
asked by
Bobby
1,256 views
Q. A teacher divides 36 students into equal groups for a scavenger hunt. Each group should have at least 4 students, but no more
3 answers
asked by
Yanilda
765 views
Our class planned a holiday party for disadvantaged kids.Some of us baked cookies for the party.On the day of the party,we found
2 answers
asked by
Katherine
592 views
i am three digits number.i am a common multiple of 3,7 and 11.the sum of my digits is 6.what number am i?what number am i if the
4 answers
asked by
charm
1,431 views
If you draw one card at random from a deck of 18 cards numbered 1 through 18, inclusive, what is the probability that the number
4 answers
asked by
cheyenne
1,288 views
1. You have the numbers 1–24 written on slips of paper.If you choose one slip at random, what is the probability that you will
4 answers
asked by
1,234 views
what is the least number of dancers that are needed if a choreographer wants to arrange them in groups of 4,5, or 6 with none
5 answers
asked by
marko
1,748 views
If a natural number is divisible by 7, then it must also be divisible by 21.
3 answers
asked by
Anonymous
732 views
1. 62 is divisible by which of the following numbers?
A. 1, 3, 31, 62 B. 1, 2, 3, 31 C. 1, 4, 16, 62 D. 1, 2, 31, 62 2. 45 is
10 answers
asked by
HI
603 views
what is a counterexample for the conjecture?
conjecture any number that is divisble by 2 is also divisible by 4 a.32 b.12 c.40
4 answers
asked by
would appreciate the help
684 views
Find the digit that makes _1,258 divisible by 9. also 19 is a diy answer :(
4 answers
asked by
BURGER
518 views
The set of positive integers less than 20 that are divisible by 5
4 answers
asked by
Aqib
1,590 views
Prove that the value of the expression 12^5+12^4 is divisible by 13.
_____*13
3 answers
asked by
Jenny
802 views
x^(n)+y^(n) is divisible by x+y for odd natural numer n>_1
4 answers
asked by
Abdullahi hasan
876 views
Which number is divisible by 3, 4, 5, and 6?
Help Plz.
3 answers
asked by
.------------------------.
535 views
the number of 3-digit numbers which end in 7 and are divisible by 11 is?
3 answers
asked by
ayaan
1,214 views
Use mathematical induction to show that
3n + 7n − 2 is divisible by 8 for all n � 1. [Hint: 7n + 1 is divisible by 2.]
2 answers
asked by
siti
560 views
7. Given that w=7r+6r+5r+4r+3r. Which of the terms listed below may be added to w to the resulting sum will be divisible by 7
4 answers
asked by
vincent
778 views
I am a 2-digit number over 50. When you put me in groups of 7, two are left over. The sum of my digits is 11. What number am I?
3 answers
asked by
Courtney
402 views
Two digits of this number were erased: 273*49*5. However, we know that 9 and 11 divide the number. What is it?
3 answers
asked by
christy
369 views
A number is divisible by another number when the ________ after division by tat number is 0.
1 answer
asked by
Ron
449 views
The highest number that can divide 768 and 524288
4 answers
asked by
Favour
86 views
what is the smallest number which must be subtracted from 208 to leave a number which is exactly divisible by7?
4 answers
asked by
Anonymous
651 views
Prove that 29|2⁹⁰ + 5⁹⁰.
I am not sure how to go about proving this divisiblity problem. Can anyone help me on how to go
3 answers
asked by
whatismath
289 views
Find the digit that makes _1,258 divisible by 9?
4 answers
asked by
help
459 views
Find the greatest number such that
x360y is divisible by 24
3 answers
asked by
picklepeter
582 views
What is the largest number that divides 1206 and 321 leaving remainder
4 answers
asked by
Anonymous
750 views
Prove the divisibility of the following numbers:
12^8·9^12 by 6^16
3 answers
asked by
Helen
1,022 views
you are making identical gift bags using 24 candles and 36 bottles of lotion. What is the greatest number of gift bags you can
3 answers
asked by
teresa
663 views
Tell whether each number is divisible by 2, 3, 4, 5, 8, 9, or 10. Some numbers may be divisible by more than one number. 1.324
2.
4 answers
asked by
davonte
507 views
b) Determine whether or not the statement “for all integers a, b, c, if a | bc, then a | b or a | c” is false. Justify your
3 answers
asked by
rasha dawood
424 views
The digits of a three digit number A are written in the reverse order to form another three digit number B. If B > A and B – A
4 answers
asked by
amit sharma
1,546 views
Let 3a be the highest power of 3 that divides 1000!. What is a?
3 answers
asked by
ayan
296 views
i did use my poof to prove. im not sure im doing right.
here is exercises: 'Suppose a,b,c are integers if a|b and a|c, then
3 answers
asked by
anna
427 views
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Parent Categories (16)
Algebra
Algebraic Expressions
Arithmetic
Characteristics of Money
Counting principle
Division
Experimental Probability
Mathematics
Number Operations
Number Properties
Number Theory
Numbers
Numbers and Operations
Probability
Problem Solving
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